2,3,4-Trifluoroaniline is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. Its trifluoro substitution enhances the biological activity and stability of the compounds it helps create. In the pharmaceutical industry, it is employed in the development of drugs, particularly those targeting central nervous system disorders and anti-inflammatory agents. In agrochemicals, it is utilized in the production of herbicides and pesticides, where its fluorine atoms contribute to the effectiveness and selectivity of these products. Additionally, it serves as a building block in organic synthesis for creating complex molecules in research and industrial applications.